Roebuck, John

Roebuck, John,

1718–94, English physician, chemist, and inventor. He acted as a chemical consultant to local industries in Birmingham and invented the lead chamber process of manufacturing sulfuric acid and a process for producing malleable iron. He was a friend and patron of English engineer James WattWatt, James,
1736–1819, Scottish inventor. While working at the Univ. of Glasgow as an instrument maker, Watt was asked to repair a model of Thomas Newcomen's steam engine.
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 and at one time held a large interest in Watt's steam engine.